Materials and Construction MCQs with answers Page - 12

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Q. The most distinguished property of malleable cast iron is its high

  • (A) Ductility
  • (B) Hardness
  • (C) Malleability
  • (D) None of these

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Q. Which of the following is not an alloy of nickel and chromium?

  • (A) Inconel
  • (B) Hastealloy
  • (C) Nimonic alloys
  • (D) Duralumin

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Q. Tin coating on metals is not done by

  • (A) Spraying
  • (B) Powder metallurgy
  • (C) Hot dipping
  • (D) Electro-deposition

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Q. An ideal material of construction for the storage of 50% caustic soda solution would be

  • (A) Karbate
  • (B) High silicon cast iron
  • (C) Monel
  • (D) None of these

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Q. Babbit metal is not a

  • (A) Tin base alloy
  • (B) White metal
  • (C) Lead base alloy
  • (D) Pure metal

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Q. Nickel (56%) and molybdenum (17%) alloys are called

  • (A) Monel
  • (B) Hastealloy C
  • (C) Inconel
  • (D) Bronzes

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Q. Dry chlorine can be handled in a vessel made of

  • (A) Iron or steel
  • (B) PVC
  • (C) Ickel
  • (D) Brass

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Q. Ball bearings are normally made of __________ steel.

  • (A) High speed
  • (B) High carbon
  • (C) Chrome
  • (D) Silicon

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Q. Steel balls for ball bearings are generally made of __________ steel.

  • (A) Cast
  • (B) Stainless
  • (C) Free carbon
  • (D) Carbon chrome

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Q. Clock pendulums are usually made of __________ steel.

  • (A) High speed
  • (B) Heat resisting
  • (C) Stainless
  • (D) None of these